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Page 34 Linear Operating Range
1/3 Octave Band
053-469 RevC
SoundPro models SE and DL Data Addendum
Table A.41 (Continued)
IEC 651
IEC 804
Range 20 dB to 110 dB
Range 20 dB to 110 dB
Frequency
SPL C Weighting
Frequency
SPL C
Weighting
LEQ C Weighting
Linear Operating Range (dB)
Linear Operating
Range (dB)
Linear Operating Range
(dB)
31.5
30
115
4000
28
114
28
114
1000
26
115
4000
26
114
8000
29
115
Range 30 dB to 120 dB
Range 30 dB to 120 dB
Frequency
SPL C Weighting
Frequency
SPL C Weighting
LEQ C Weighting
Linear Operating Range (dB)
Linear Operating
Range (dB)
Linear Operating Range
(dB)
31.5
37
125
4000
35
124
35
124
1000
34
125
4000
35
124
8000
37
125
Range 40 dB to 130 dB
Range 40 dB to 130 dB
Frequency
SPL C Weighting
Frequency
SPL C Weighting
LEQ C Weighting
Linear Operating Range (dB)
Linear Operating
Range (dB)
Linear Operating Range
(dB)
31.5
47
132
4000
45
132
45
132
1000
44
132
4000
45
132
8000
47
132
Range 50 dB to 140 dB
Range 50 dB to 140 dB
Frequency
SPL C Weighting
Frequency
SPL C Weighting
LEQ C Weighting
Linear Operating Range (dB)
Linear Operating
Range (dB)
Linear Operating Range
(dB)
31.5
61
142
4000
55
142
55
142
1000
57
142
4000
55
142
8000
58
142
Range 60 dB to 150 dB
Range 60 dB to 150 dB
Frequency
SPL C Weighting
Frequency
SPL C Weighting
LEQ C Weighting
Linear Operating Range (dB)
Linear Operating
Range (dB)
Linear Operating Range
(dB)
31.5
69
153
4000
65
153
66
153
1000
64
153
4000
65
153
8000
67
153